Rational Numbers
Write 7/10 as decimal
0.7
-10 + 100 =
90
10 - 100 =
-90
-8 x 9 =
-72
-64/128
-2
Write 9/100 as a decimal.
0.09 or .09
-23 + 24 =
1
-9 - 9 =
-18
-7 x -9 =
63
-10/100
-10
Write 17/100 as a decimal.
0.17
1.25 + (-9) =
-7.75
1.23 - (-1.23)
2.46
0.03 x 0.05 =
0.0015
0.8
-0.20
2 2/4 + -1/2
2
1/2 - 1/6
1/3
-0.9 x 0.8 =
-0.72
-6/2.4
-0.4
Write 0.25 as a fraction.
25/100
3/4 + 1/8
7/8
-1/2 - 1/2
-1
1/2 x 2/7
1/7 or 2/14
-78.8/157.6
-2